Structural Organisation In Plants

Increase in circumferance of stem is due to the activity of

Options

(a) xylem (b) phloem (c) cambium (d) cortex

Correct Answer:

cambium

Explanation:

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A characteristic fruit, found in members of family Poaceae in which pericarp fused with seed coat is

Options

(a) cypsella (b) caryopsis (c) samara (d) nut

Correct Answer:

caryopsis

Explanation:

A caryopsis (plural caryopses) is a […]

Aleurone layer of maize grain is specially rich in

Options

(a) proteins (b) starch (c) marigold (d) rose

Correct Answer:

proteins

Explanation:

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The placenta is attached to the developing seeds near the

Options

(a) testa (b) hilum (c) microphyle (d) chalaza

Correct Answer:

chalaza

Explanation:

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Cork cambium results in the formation of cork,which becomes impermeble to water due to the accumlation of

Options

(a) resins (b) suberin (c) lignins (d) tannis

Correct Answer:

suberin

Explanation:

No explanation […]

What type of placentation is seen in sweet pea

Options

(a) basal (b) axile (c) free central (d) marginal

Correct Answer:

marginal

Explanation:

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A man without any knowledge of Botany thinks that is a flower but actually it is an inflorescence

Options

(a) pea (b) sunflower (c) rose (d) china rose

Correct Answer:

sunflower

Explanation:

No […]

Rhizome,which grows vertically upwards is

Options

(a) corm (b) stolon (c) bulbil (d) root stock

Correct Answer:

root stock

Explanation:

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